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Date: Mon, 27 Apr 2020 13:18:02 -0700
From: Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH v3 2/4] hugetlbfs: move hugepagesz= parsing to arch
 independent code
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To: Mike Kravetz <mike.kravetz@oracle.com>
Cc: Sandipan Das <sandipan.osd@gmail.com>, linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org, sparclinux@vger.kernel.org, linux-doc@vger.kernel.org, Catalin Marinas <catalin.marinas@arm.com>, Will Deacon <will@kernel.org>, Benjamin Herrenschmidt <benh@kernel.crashing.org>, Paul Mackerras <paulus@samba.org>, Paul Walmsley <paul.walmsley@sifive.com>, Palmer Dabbelt <palmer@dabbelt.com>, Albert Ou <aou@eecs.berkeley.edu>, Heiko Carstens <heiko.carstens@de.ibm.com>, Vasily Gorbik <gor@linux.ibm.com>, Christian Borntraeger <borntraeger@de.ibm.com>, "David S.Miller" <davem@davemloft.net>, Thomas Gleixner <tglx@linutronix.de>, Ingo Molnar <mingo@redhat.com>, Dave Hansen <dave.hansen@linux.intel.com>, Jonathan Corbet <corbet@lwn.net>, Longpeng <longpeng2@huawei.com>, Christophe Leroy <christophe.leroy@c-s.fr>, Randy Dunlap <rdunlap@infradead.org>, Mina Almasry <almasrymina@google.com>, Peter Xu <peterx@redhat.com>, Nitesh Narayan Lal <nitesh@redhat.com>

On Mon, 27 Apr 2020 12:09:47 -0700 Mike Kravetz <mike.kravetz@oracle.com> wrote:

> Previously, a check for hugepages_supported was added before processing
> hugetlb command line parameters.  On some architectures such as powerpc,
> hugepages_supported() is not set to true until after command line
> processing.  Therefore, no hugetlb command line parameters would be
> accepted.
> 
> Remove the additional checks for hugepages_supported.  In hugetlb_init,
> print a warning if !hugepages_supported and command line parameters were
> specified.

This applies to [4/4] instead of fixing [2/4].  I guess you'll
straighten that out in v4?

btw, was
http://lkml.kernel.org/r/CADYN=9Koefrq9H1Y82Q8nMNbeyN4tzhEfvDu5u=sVFjFZCYorA@mail.gmail.com
addressed?